mark unused variables as unusued

Signed-off-by: girlbossceo <june@girlboss.ceo>

src/database/abstraction/sqlite.rs

@@ -33,7 +33,9 @@ fn next(&mut self) -> Option<Self::Item> {
 struct NonAliasingBox<T>(*mut T);
 impl<T> Drop for NonAliasingBox<T> {
     fn drop(&mut self) {
-        unsafe { Box::from_raw(self.0) };
+        unsafe {
+            let _ = Box::from_raw(self.0);
+        };
     }
 }
 

src/database/key_value/rooms/threads.rs

@@ -10,7 +10,7 @@ fn threads_until<'a>(
         user_id: &'a UserId,
         room_id: &'a RoomId,
         until: u64,
-        include: &'a IncludeThreads,
+        _include: &'a IncludeThreads,
     ) -> Result<Box<dyn Iterator<Item = Result<(u64, PduEvent)>> + 'a>> {
         let prefix = services()
             .rooms
@@ -27,7 +27,7 @@ fn threads_until<'a>(
             self.threadid_userids
                 .iter_from(&current, true)
                 .take_while(move |(k, _)| k.starts_with(&prefix))
-                .map(move |(pduid, users)| {
+                .map(move |(pduid, _users)| {
                     let count = utils::u64_from_bytes(&pduid[(mem::size_of::<u64>())..])
                         .map_err(|_| Error::bad_database("Invalid pduid in threadid_userids."))?;
                     let mut pdu = services()